<template>
  <div>
    <template v-if="!lookflag">
      <el-select
        v-loading="selLoading"
        class="w-100"
        v-model="selectValue"
        :placeholder="placeholder"
        :clearable="false"
        style="width: 240px"
        size="mini"
        refs="mySelect"
        :reserve-keyword="true"
        :disabled="disabled"
        filterable
        popper-class="sele"
        :filter-method="filter"
        @change="fun"
        @focus="funx"
        @blur="funb"
        @visible-change="hidden"
        clearable
      >
        <el-option
          v-for="item in options"
          :key="item[itemObj.value]"
          :label="item[itemObj.label]"
          remote
          :value="item[itemObj.value]"
          placeholder="请输入"
        >
        </el-option>

        <div style="bottom: -10px">
          <el-pagination
            v-if="pageModel.total > pageModel.limit"
            small
            @current-change="handleCurrentChange"
            :current-page="pageModel.pageIndex"
            :page-size="pageModel.limit"
            layout="prev, pager,next,total"
            :total="pageModel.total"
          >
          </el-pagination>
        </div>
      </el-select>
    </template>
    <template v-else
      ><div v-loading="selLoading">{{ showValue }}</div></template
    >
  </div>
</template>



<style scoped lang="scss">
::v-deep .el-input--mini .el-input__inner {
  height: 38px;
}
.w-100 {
  width: 100% !important;
}
.drop >>> .el-input__inner {
  background: #5183ff !important;
  color: white;
  border: none;
  height: 26px;
  padding: 10px 22px 10px 10px;
  text-align: center;
}
.drop {
  width: 250px;
}
.drop >>> .el-select .el-input .el-select__caret {
  display: none;
}
</style>

  <el-select
    v-loading="selLoading"
    class="w-100"
    v-model="selectValue"
    :placeholder="placeholder"
    :clearable="false"
    style="width: 240px"
    size="mini"
    refs="mySelect"
    :reserve-keyword="true"
    :disabled="disabled"
    filterable
    popper-class="sele"
    :filter-method="filter"
    @change="fun"
    @focus="funx"
    @blur="funb"
    @visible-change="hidden"
  >
    <el-option
      v-for="item in options"
      :key="item.id"
      :label="item.label"
      remote
      :value="item.id"
      placeholder="请输入"
    >
    </el-option>

    <div style="bottom: -10px">
      <el-pagination
        v-if="pageTotal > pageSize"
        small
        @current-change="handleCurrentChange"
        :current-page="currentpage"
        :page-size="pageSize"
        layout="prev, pager,next,total"
        :total="pageTotal"
      >
      </el-pagination>
    </div>
  </el-select>
</template>

<script>
import debounce from "lodash/debounce";
import { getUserModuleApi } from "@/api/integrationOption/integrationOption.js";
export default {
  props: {
    ruleForm: {
      type: Object,
      default: {},
    },
    selectInfo: {
      type: Object,
      default: () => {
        return {};
      },
    },
    // 是否禁用
    disabled: {
      type: Boolean,
      default: false,
    },
    placeholder: String,
    value: {
      type: String,
    },
    itemObj: {
      type: Object,
      default: () => {
        return {};
      },
    },
    lookflag: {
      type: Boolean,
      default: false,
    },
  },
  data() {
    return {
      options: [], //当前页码的数据
      pageModel: {
        total: 0,
        pageIndex: 1,
        limit: 10,
      },
      selLoading: false,
      showValue: "",
      lookLoading: false,
    };
  },
  computed: {
    selectValue: {
      get() {
        return this.value;
      },
      set(val) {
        this.$emit("input", val);
      },
    },
  },
  created() {
    if (Object.keys(this.ruleForm).length && this.ruleForm[this.itemObj.id]) {
      this.getSelectdata(this.ruleForm[this.itemObj.id]);
    }
  },
  mounted() {
    if (this.itemObj.options) {
      this.options = this.itemObj.options;
    }
  },
  methods: {
    // 请求select信息（分页）
    async getUserModuleApi(obj = {}) {
      this.selLoading = true;
      const res = await getUserModuleApi(
        {
          tl: "optionService",
          as: "sys_template",
          dj: "queryTemplateData",
        },
        {
          service: this.itemObj.service,
          value: this.itemObj.value,
          label: this.itemObj.label,
          pageNum: this.pageModel.pageIndex,
          pageSize: this.pageModel.limit,
          ...obj,
        }
      );
      if (res.status == 200) {
        this.pageModel.total = res.attribute.total;
        this.selLoading = false;
        this.options = res.attribute.list;
      }
    },
    // 根据selectid找到value
    async getSelectdata(id) {
      this.selLoading = true;
      const res = await getUserModuleApi(
        {
          tl: "optionService",
          as: "sys_template",
          dj: "queryTemplateData",
        },
        {
          service: this.itemObj.service,
          id: id,
          label: this.itemObj.label,
          value: this.itemObj.value,
        }
      );
      if (res.status == 200 && res.attribute.length) {
        this.selLoading = false;
        this.options = res.attribute;
        this.showValue = res.attribute[0][this.itemObj.label];
      } else {
        this.selLoading = false;
        this.options.push({
          [this.itemObj.label]: "请选择",
          [this.itemObj.value]: id,
        });
      }
    },
    // 页码改变事件
    handleCurrentChange(val) {
      this.pageModel.pageIndex = val;
      this.getUserModuleApi();
    },
    // select选中更改事件
    fun(val) {
      // this.$emit(`${this.funName}`, arr);
    },
    // 获得焦点
    funx() {
      this.getUserModuleApi();
    },
    // 失去焦点
    funb() {},
    hidden() {},
    //搜索方法,将符合的数据存入options中，并分页展示
    filter: debounce(function (val) {
      this.pageModel.pageIndex = 1;
      this.getUserModuleApi({ lableValue: val });
    }, 300),
  },
  //监听来自父组件的数据，当数据更新时，重置展示
  watch: {},
};
</script>
